STIs are the primary suspect on this elevated threat of most cancers, however individuals with extra intercourse companions additionally tended to take pleasure in different dangerous behaviors, Smith famous.
“In our examine, these with a better variety of sexual companions had been extra more likely to smoke cigarettes and drink alcohol continuously, behaviors identified to be related to most cancers threat,” Smith mentioned. “It’s doable that the variety of sexual companions one has had captures a mixture of chance of publicity to STIs and life-style profile.”
The examine was printed Feb. 13 within the journal BMJ Sexual & Reproductive Well being.
Two U.S. well being specialists not concerned with the examine commented on the findings.
Whereas fascinating, this examine has flaws that make it arduous to attract significant conclusions about what it discovered, mentioned Dr. Konstantin Zakashansky, an affiliate professor of obstetrics, gynecology and reproductive science with the Icahn College Drugs at Mount Sinai in New York Metropolis.
Intercourse and most cancers are each sensitive topics, and it is questionable whether or not one can belief individuals to precisely report both their promiscuity or their most cancers analysis, Zakashansky mentioned.
“The issue is individuals over-reporting, underreporting. You do not know how truthful they’re,” Zakashansky mentioned. “There’s additionally recall bias, the place they genuinely do not keep in mind.”
These are actual issues with the examine, agreed Mia Gaudet, scientific director of epidemiology analysis with the American Most cancers Society.
However Gaudet mentioned that the report does shine a highlight on a possible reason behind most cancers that requires additional analysis.
“The general conclusions are in keeping with what we all know in regards to the potential position of viruses in most cancers, and assist additional examine,” Gaudet mentioned.
Human papillomavirus (HPV) has been linked to cervical, oral, anal and penile cancers, she famous, whereas hepatitis B and C are tied to liver most cancers. It is doubtless different viruses could possibly be linked to different types of most cancers.
“Sexual well being is one thing that is understudied due to the taboos round it. Whereas this examine is not superb, it is useful to have some data round this house,” Gaudet mentioned.
Within the meantime, individuals who’ve been promiscuous ought to speak with their physician, Smith urged.
“Individuals who had dangerous sexual encounters ought to contact their well being care suppliers to get checked for potential sexually transmitted infectious and may talk about brazenly about learn how to decrease this threat,” Smith mentioned. “Utilizing acceptable safety will scale back the chance of associated cancers going ahead.”